package io.inputstream;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

public class StreamCopier {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		try {
			copy(System.in, System.out);
		} catch (IOException e) {
			System.err.println(e);
		}
	}

	public static void copy(InputStream in, OutputStream out) throws IOException {
		byte[] buffer = new byte[1024];
		while (true) {
			int bytesRead = in.read(buffer);
			if (bytesRead == -1) {
				break;
			}
			out.write(buffer, 0, bytesRead);
		}
	}

}
